package com.imooc.modular.controller;

import com.imooc.modular.dto.FileInfo;
import org.apache.commons.io.IOUtils;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.*;
import java.util.Date;

/**
 * 文件控制层
 *
 * @author yuelinbo
 * @date 2019/2/11 14:51
 **/

@RestController("/file")
public class FileController {

    /*private String folder = "D://Test";

    @PostMapping
    public FileInfo upload(MultipartFile file) throws IOException {

        System.out.println(file.getName());
        System.out.println(file.getOriginalFilename());
        System.out.println(file.getSize());

        File localFile = new File(folder, new Date().getTime() + ".txt");
        file.transferTo(localFile);

        return new FileInfo(localFile.getAbsolutePath());

    }

    @GetMapping("/{id}")
    public void download(@PathVariable String id, HttpServletRequest request, HttpServletResponse response) {
        try (InputStream inputStream = new FileInputStream(new File(folder, id + ".txt"));
             OutputStream outputStream = response.getOutputStream()) {

            response.setContentType("application/x-download");
            response.setHeader("Content-Disposition","attachment;filename=test.txt");

            IOUtils.copy(inputStream,outputStream);
            outputStream.flush();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }*/
}
